Network address
2001:1900:5:1:efc0::
Full
2001:1900:0005:0001:efc0:0000:0000:0000
Prefix length
77
Range
2001:1900:5:1:efc0:: - 2001:1900:5:1:efc7:ffff:ffff:ffff
Number of hosts
2,251,799,813,685,248
Parent subnet
2001:1900:5:1:efc0::/76🔍
Previous subnet
2001:1900:5:1:efb8::/77🔍
Next subnet
2001:1900:5:1:efc8::/77🔍